diff --git a/drivers/rtc/rtc-st-lpc.c b/drivers/rtc/rtc-st-lpc.c
index bee75ca7ff79..ce2dae6e2a24 100644
--- a/drivers/rtc/rtc-st-lpc.c
+++ b/drivers/rtc/rtc-st-lpc.c
@@ -166,10 +166,6 @@ static int st_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *t)
 	now_secs = rtc_tm_to_time64(&now);
 	alarm_secs = rtc_tm_to_time64(&t->time);
 
-	/* Invalid alarm time */
-	if (now_secs > alarm_secs)
-		return -EINVAL;
-
 	memcpy(&rtc->alarm, t, sizeof(struct rtc_wkalrm));
 
 	/* Now many secs to fire */